diff --git a/tests/testcase/envs/print_env.go b/tests/testcase/envs/print_env.go
new file mode 100644
index 0000000..4a1828d
--- /dev/null
+++ b/tests/testcase/envs/print_env.go
@@ -0,0 +1,13 @@
+package main
+
+import (
+	"fmt"
+	"os"
+)
+
+func main() {
+	envs := os.Environ()
+	for _, env := range envs {
+		fmt.Println(env)
+	}
+}